|
@ -1,89 +0,0 @@ |
|
|
using System; |
|
|
|
|
|
using System.Collections.Generic; |
|
|
|
|
|
using System.Linq; |
|
|
|
|
|
using System.Web; |
|
|
|
|
|
using System.Security.Cryptography; |
|
|
|
|
|
using System.Text; |
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
///DESEncrypt 的摘要说明
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
|
|
|
|
|
|
namespace Basic.Tools |
|
|
|
|
|
{ |
|
|
|
|
|
public class DESEncrypt |
|
|
|
|
|
{ |
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 加密
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="Text"></param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static string Encrypt(string Text) |
|
|
|
|
|
{ |
|
|
|
|
|
return Encrypt(Text, "str_key"); |
|
|
|
|
|
} |
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 加密数据
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="Text"></param>
|
|
|
|
|
|
/// <param name="sKey"></param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static string Encrypt(string Text, string sKey) |
|
|
|
|
|
{ |
|
|
|
|
|
DESCryptoServiceProvider des = new DESCryptoServiceProvider(); |
|
|
|
|
|
byte[] inputByteArray; |
|
|
|
|
|
inputByteArray = Encoding.Default.GetBytes(Text); |
|
|
|
|
|
des.Key = ASCIIEncoding.ASCII.GetBytes(System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(sKey, "md5").Substring(0, 8)); |
|
|
|
|
|
des.IV = ASCIIEncoding.ASCII.GetBytes(System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(sKey, "md5").Substring(0, 8)); |
|
|
|
|
|
System.IO.MemoryStream ms = new System.IO.MemoryStream(); |
|
|
|
|
|
CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(), CryptoStreamMode.Write); |
|
|
|
|
|
cs.Write(inputByteArray, 0, inputByteArray.Length); |
|
|
|
|
|
cs.FlushFinalBlock(); |
|
|
|
|
|
StringBuilder ret = new StringBuilder(); |
|
|
|
|
|
foreach (byte b in ms.ToArray()) |
|
|
|
|
|
{ |
|
|
|
|
|
ret.AppendFormat("{0:X2}", b); |
|
|
|
|
|
} |
|
|
|
|
|
return ret.ToString(); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 解密
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="Text"></param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static string Decrypt(string Text) |
|
|
|
|
|
{ |
|
|
|
|
|
return Decrypt(Text, "str_key"); |
|
|
|
|
|
} |
|
|
|
|
|
/// <summary>
|
|
|
|
|
|
/// 解密数据
|
|
|
|
|
|
/// </summary>
|
|
|
|
|
|
/// <param name="Text"></param>
|
|
|
|
|
|
/// <param name="sKey"></param>
|
|
|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
public static string Decrypt(string Text, string sKey) |
|
|
|
|
|
{ |
|
|
|
|
|
DESCryptoServiceProvider des = new DESCryptoServiceProvider(); |
|
|
|
|
|
int len; |
|
|
|
|
|
len = Text.Length / 2; |
|
|
|
|
|
byte[] inputByteArray = new byte[len]; |
|
|
|
|
|
int x, i; |
|
|
|
|
|
for (x = 0; x < len; x++) |
|
|
|
|
|
{ |
|
|
|
|
|
i = Convert.ToInt32(Text.Substring(x * 2, 2), 16); |
|
|
|
|
|
inputByteArray[x] = (byte)i; |
|
|
|
|
|
} |
|
|
|
|
|
des.Key = ASCIIEncoding.ASCII.GetBytes(System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(sKey, "md5").Substring(0, 8)); |
|
|
|
|
|
des.IV = ASCIIEncoding.ASCII.GetBytes(System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(sKey, "md5").Substring(0, 8)); |
|
|
|
|
|
System.IO.MemoryStream ms = new System.IO.MemoryStream(); |
|
|
|
|
|
CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(), CryptoStreamMode.Write); |
|
|
|
|
|
cs.Write(inputByteArray, 0, inputByteArray.Length); |
|
|
|
|
|
cs.FlushFinalBlock(); |
|
|
|
|
|
return Encoding.Default.GetString(ms.ToArray()); |
|
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|